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Byju's Answer
Standard XII
Mathematics
Complex Plane
If z and z' a...
Question
If z and z' are complex numbers such that z.z' = z, then z' =
A
0+i0
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B
1+0i
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C
0+i
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D
1+i
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Solution
The correct option is
B
1+0i
According to condition z'' is multiplicative identity therefore z' = 1 + 0i.
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